Qualification
1. Minimum Education : Diploma Degree or higher
2. Working Capital 20,000 Baht, Associate staffs at least 1 person
3. Have own car, compute and mobile phone
4. Good Manner and be able to communicate
5. Have basic knowledge of air-conditioner Maintenance and Repairing
6. At least 3 year experience for air-conditioner work.
7. Testing result after one day training course more than 75%
Having complted all above, SDS will be certified to sub-contractors